1 ; RUN: llc < %s -mtriple=arm64-eabi | FileCheck %s
3 ; ARM64ISelLowering.cpp was creating a new (floating-point) load for efficiency
4 ; but not updating chain-successors of the old one. As a result, the two memory
5 ; operations in this function both ended up direct successors to the EntryToken
6 ; and could be reordered.
8 @var = global i32 0, align 4
12 ; Load must come before we clobber @var
13 ; CHECK: adrp x[[VARBASE:[0-9]+]], {{_?var}}
14 ; CHECK: ldr [[SREG:s[0-9]+]], [x[[VARBASE]],
15 ; CHECK: str wzr, [x[[VARBASE]],
17 %val = load i32, i32* @var, align 4
18 store i32 0, i32* @var, align 4
20 %fltval = sitofp i32 %val to float